CORHART
fire resistant (refractory) materials, namely, alumina, zirconia, silica, chromic oxide, zircon, and tin oxide in the form of fusion cast or sintered Read More
Classification Information
Class [1]
Chemical Products
Fire resistant (refractory) materials, namely, alumina, zirconia, silica, chromic oxide, zircon, and tin oxide in the form of fusion cast or sintered refractories used in the construction of ovens and glass melting furnaces.
Class [11]
Environmental Control Instrument Products lighting heating cooling cooking
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
Class [17]
Rubber Products
Refractory products, substances and pieces used for the construction of industrial or other furnaces, namely insulating refractory materials; rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
Class [19]
Non-Metallic Building Material Products
Refractory blocks for furnaces; Refractory bricks for furnaces; Refractory products, substances and pieces used for the construction of industrial or other furnaces, namely ceramic articles for construction purposes, ceramic bricks for use in the refractory furnaces, ceramic paving and surfacing, ceramic refractory masses for lining metallurgical furnaces ceramic refractory workpieces, ceramic shapes for use in refractory furnaces, ceramic tiles, ceramic wall coverings, refractory ceramic masses; Refractory stones and blocks for the construction and fitting out of furnaces; Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal, earthenware castings being finished articles for use in the manufacture of glass furnaces.
